Ventilation grille



FIG. 1 is a bottom perspective view of the ventilation grille of the instant invention;

FIG. 2 is a top perspective view of the grille of FIG. 1;

FIG. 3 is a bottom view of the grille of FIG. 1;

FIG. 4 is a top view of the grille of FIG. 1;

FIG. 5 is a left side view of the grille of FIG. 1;

FIG. 6 is a right side view of the grille of FIG. 1;

FIG. 7 is a front side view of the grille of FIG. 1; and,

FIG. 8 is a rear side view of the grille of FIG. 1.

Those portions of the present invention which are presented in phantom illustrate the environment of the design only and form no part of the claimed design. Moreover, any shading is provided merely to highlight the contour of the invention and is not intended to be illustrative of texture or gloss. 

CLAIM The ornamental design for a ventilation grille, as shown and described. 